Question

3. Answer any five of the following,
(15 Marks)
Select the appropriate options and complete the following paragraph.
(amorphous, crystalline, three, four, six, diamond, graphite, fullerene)
Allotropy is the phenomenon in which an element exists in different physical
forms having different physical properties but similar chemical properties.
Carbon occurs in several allotropic forms. Diamond, graphite and Cullerenes
are_ allotropes of carbon. In each carbon atom is bonded
neighbouring atoms by covalent bonds forming a tetragonal
three-dimensional structure. In each carbon atom is bonded to
neighbouring atoms by covalent bonds forming a hexagonal
layered structure molecules are found in the form of buckyballs
and buckytubes.
to​

Answer 1

Answer:

crystalline.........